tree 345ad933ae9a1c114c4185b7578e9ddf08c608a2
parent ba9b42e4ff5eb68f9c946378229d7e45299d7151
author Russell King <rmk@dyn-67.arm.linux.org.uk> 1246789815 +0100
committer Russell King <rmk+kernel@arm.linux.org.uk> 1246804286 +0100

[ARM] pgtable: swp pte layout documentation, definitions, and check

Document the layout of our swp PTE entries, adding definitions for
the bit masks/shifts/sizes, and implement MAX_SWAPFILES_CHECK()
such that we fail to build if we are unable to properly encode the
swp type field.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>